P3190 Code - Poor Engine Power
Quick Answer
The Hybrid Vehicle Electronic Control Unit (HV ECU) delivers data to the Engine Control Module (ECM) for such items as power output required for the engine (required output), estimated torque produced by the engine, engine RPM of control target RPM and whether engine is in start mode or not. Common causes include Air induction system malfunction, Defective throttle body, Improper fuel pressure. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
- What it means
- P3190 indicates Poor Engine Power.
- Common causes
- Common causes include Air induction system malfunction, Defective throttle body, Improper fuel pressure.
- Severity
- High - diagnose this code as soon as possible.
- Can I drive?
- Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
Code P3190 Description
-Communication with HV ECU is normal.
-Engine RPM is a fixed value or more.
-Engine start mode is not active.
-Target torque is at a fixed value or more.
-Ratio of estimated torque against target torque is less than 20 percent.
What are the Possible Causes of the DTC P3190?
- Air induction system malfunction.
- Defective throttle body.
- Improper fuel pressure.
- Defective engine.
- Defective Mass Airflow (MAF) meter.
- Vehicle is out of fuel.
- Defective Engine Coolant Temperature (ECT) sensor.
- Defective crankshaft position sensor.
- Defective camshaft position sensor.
- Defective Engine Control Module (ECM).
How to Fix the DTC P3190?
Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P3190 code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.
Need more information about the P3190 code?
Need more information on how to fix the P3190 code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the P3190 code diagnosed by a professional: Find a repair shop in your area
Information for Specific Makes
- P3190 Lexus — Poor Engine Power
- P3190 Toyota — Poor Engine Power
Frequently Asked Questions about P3190 Code
1. What are the common symptoms of OBDII code P3190 (Poor Engine Power)?
- Common symptoms of code P3190 include loss of engine power, hesitation during acceleration, and decreased fuel efficiency.
2. What are the possible causes of OBDII code P3190?
- The possible causes of code P3190 include issues with the fuel system, faulty oxygen sensors, clogged air filters, or problems with the exhaust system.
3. How can I diagnose the OBDII code P3190?
- Diagnosing code P3190 typically involves using an OBDII scanner to retrieve the code, checking for any related codes, and performing a thorough inspection of the fuel and exhaust systems.
4. What are some tips for repairing OBDII code P3190?
- Repair tips for code P3190 may include checking and replacing the fuel filter, inspecting and cleaning the oxygen sensors, ensuring proper air intake, and addressing any exhaust leaks.
5. Can driving with OBDII code P3190 cause further damage to my vehicle?
- Continuing to drive with code P3190 may lead to decreased engine performance, reduced fuel economy, and potential damage to components like the catalytic converter over time.
6. How urgent is it to address OBDII code P3190?
- While code P3190 may not always cause immediate harm, it is advisable to address the issue promptly to prevent further damage to the engine and ensure optimal vehicle performance.
7. Can a DIY enthusiast fix OBDII code P3190 at home?
- Depending on the underlying cause, DIY enthusiasts may be able to address code P3190 by performing basic maintenance tasks such as replacing filters or sensors. However, more complex issues may require professional assistance.
8. Is it necessary to reset the OBDII system after repairing code P3190?
- After repairing code P3190, it is recommended to reset the OBDII system using an OBDII scanner to clear the code and ensure that the issue has been resolved.
9. How can I prevent OBDII code P3190 from recurring in the future?
- Preventive measures to avoid code P3190 may include regular maintenance of the fuel system, timely replacement of filters and sensors, and addressing any issues that may affect engine performance promptly.
10. Can extreme weather conditions contribute to triggering OBDII code P3190?
- Yes, extreme weather conditions such as extreme heat or cold can affect engine performance and potentially contribute to triggering code P3190. Ensuring proper maintenance and protection of the vehicle can help mitigate such issues.
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